Home / 2,887,819.71-3,983,940.23-1,741,263.09

Finding the Fourth Proportional to 2,887,819.71, 3,983,940.23 and 1,741,263.09

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Solution

The fourth proportional to 2,887,819.71, 3,983,940.23 and 1,741,263.09 is: 2,402,188.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,819.71 : 3,983,940.23 = 1,741,263.09 : x
  2. Step 2: Convert to fraction form
    2,887,819.71/3,983,940.23 = 1,741,263.09/x
  3. Step 3: Cross multiply
    2,887,819.71x = 3,983,940.23 × 1,741,263.09
  4. Step 4: Simplify right side
    2,887,819.71x = 6,937,088,051,619.02
  5. Step 5: Solve for x
    x = 6,937,088,051,619.02/2,887,819.71
  6. Step 6: Final answer
    x = 2,402,188.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.